The safety of inactivated influenza vaccines in pregnancy for birth outcomes: a systematic review

References

• Burney LE. Influenza immunization: statement. Public Health Rep. 1960;75:944. doi:10.2307/4590965.
   PubMed Web of Science ®Google Scholar
• World Health Organization. The weekly epidemiological record. Geneva. 2012;87:201–216.
   Google Scholar
• Centers for Disease Control and Prevention. Use of influenza A (H1N1) 2009 monovalent vaccine: recommendations of the Advisory Committee on Immunisation Practices (ACIP) 2009. MMWR Recomm Rep. 2009;58:1–86.
   Google Scholar
• Fell DB, Bhutta ZA, Hutcheon JA, Karron RA, Knight M, Kramer MS, Monto AS, Swamy GK, Ortiz JR, Savitz DA. Report of the WHO technical consultation on the effect of maternal influenza and influenza vaccination on the developing fetus: montreal, Canada, September 30-October 1, 2015. Vaccine. 2017 April 28;35(18):2279–2287. doi:10.1016/j.vaccine.2017.03.056.
   PubMed Web of Science ®Google Scholar
• Zaman K, Roy E, Arifeen SE, Rahman M, Raqib R, Wilson E, Omer SB, Shahid NS, Breiman RF, Steinhoff MC. Effectiveness of maternal influenza immunisation in mothers and infants. N Engl J Med. 2008;359:1555–1564. doi:10.1056/NEJMoa0708630.
   PubMed Web of Science ®Google Scholar
• Nunes MC, Cutland CL, Jones S, Downs S, Weinberg A, Ortiz JR, Neuzil KM, Simoes E, Klugman KP, Madhi SA. Efficacy of maternal influenza vaccination against all-cause lower respiratory tract infection hospitalizations in young infants: results from a randomized controlled trial. Clin Inf Dis. 2017;65(7):1066–1071. doi:10.1093/cid/cix497.
   PubMed Web of Science ®Google Scholar
• Steinhoff MC, Katz J, Englund JA, Khatry SK, Shrestha L, Kuypers J, Stewart L, Mullany LC, Chu HY, LeClerq SC, et al. Year-round influenza immunisation during pregnancy in Nepal: a phase 4, randomised, placebo-controlled trial. Lancet Infect Dis. 2017;17:981–989. doi:10.1016/S1473-3099(17)30252-9.
   PubMed Web of Science ®Google Scholar
• Tapia MD, Sow SO, Tamboura B, Teguete I, Pasetti MF, Kodio M, Onwuchekwa LI, Tennant SM, Blackwelder WC, Coulibaly F, et al. Maternal immunisation with trivalent inactivated influenza vaccine for prevention of influenza in infants in Mali: a prospective, active-controlled, observer-blind, randomised phase 4 trial. Lancet Infect Dis. 2016;16:1026–1035. doi:10.1016/S1473-3099(16)30054-8.
   PubMed Web of Science ®Google Scholar
• Yuen CY, Tarrant M. Determinants of uptake of influenza vaccination among pregnant women - a systematic review. Vaccine. 2014 Aug 6;32(36):4602–4613. doi:10.1016/j.vaccine.2014.06.067.
   PubMed Web of Science ®Google Scholar
• Proveaux T, Lambach P, Ortiz JR, Hombach J, Halsey NA. Review of prescribing information for influenza vaccines for pregnant and lactating women. Vaccine. 2016 Oct 26;34(45):5406–5409. doi:10.1016/j.vaccine.2016.08.042.
   PubMed Web of Science ®Google Scholar
• Top KA, Arkell C, Scott H, Mannerfeldt J, Ortiz JR, Lambach P, MacDonald N. Effect of package insert language on health-care providers’ perceptions of influenza vaccination safety during pregnancy. Lancet. 2016;4(10):e690–e691.
   PubMed Web of Science ®Google Scholar
• Global Advisory Committee on Vaccine Safety. Safety of Immunization during Pregnancy. A review of the evidence. World Health Organization, Geneva; 2014.
   Google Scholar
• McMillan M, Porritt K, Kralik D, Costi L, Marshall H. Influenza vaccination during pregnancy: a systematic review of fetal death, spontaneous abortion and congenital malformation safety outcomes. Vaccine. 2015;33:2108–2117. doi:10.1016/j.vaccine.2015.02.068.
   PubMed Web of Science ®Google Scholar
• Nunes MC, Aqil AR, Omer SB, Madhi SA. The effects of influenza vaccination during pregnancy on birth outcomes: a systematic review and meta-analysis. Am J Perinatol. 2016;33:1104–1114. doi:10.1055/s-0036-1586101.
   PubMed Web of Science ®Google Scholar
• Bratton KN, Wardle MT, Orenstein WA, Omer SB. Maternal influenza immunization and birth outcomes of stillbirth and spontaneous abortion: a systematic review and meta-analysis. Clin Infect Dis. 2015;60. doi:10.1093/cid/ciu915.
   PubMed Web of Science ®Google Scholar
• Fell DB, Platt RW, Lanes A, Wilson K, Kaufman JS, Basso O, Buckeridge D. Fetal death and preterm birth associated with maternal influenza vaccination: systematic review. Bjog. 2015;122(1):17–26. doi:10.1111/1471-0528.12977.
   PubMed Web of Science ®Google Scholar
• Polyzos KA, Konstantelias AA, Pitsa CE, Falagas ME. Maternal influenza vaccination and risk for congenital malformations a systematic review and meta-analysis. Obstet Gynecol. 2015;126:1075–1084. doi:10.1097/AOG.0000000000001068.
   PubMed Web of Science ®Google Scholar
• Bonhoeffer J, Kochhar S, Hirschfeld S, Heath PT, Jones CE, Bauwens J, Honrado A, Heininger U, Munoz FM, Eckert L, et al. Global alignment of immunization safety assessment in pregnancy- the GAIA project. Vaccine. 2016;34:5993–5997. doi:10.1016/j.vaccine.2016.07.006.
   PubMed Web of Science ®Google Scholar
• Quinn JA, Munoz F, Gonik B, Frau L, Cutland C, Mallet-Moore T, Kissou A, Wittke F, Das M, Nunes T, et al. Preterm birth: case definition & guidelines for data collection, analysis, and presentation of immunization safety data. Vaccine. 2016;24:6047–6056. doi:10.1016/j.vaccine.2016.03.045.
   Google Scholar
• De Silva FT, Gonik B, McMillan M, Keech C, Dellicour S, Bhange S, Tila M, Harper DM, Woods C, Kawai AT, et al. Stillbirth: case definition and guidelines for data collection, analysis and presentation of maternal immunization safety data. Vaccine. 2016;34:6057–6068. doi:10.1016/j.vaccine.2016.03.044.
   PubMed Web of Science ®Google Scholar
• De Silva M, Munoz F, McMillan M, Kawai AT, Marshall H, Maccartney KK, Joshi J, Oneko M, Rose AE, Dolk H, et al. Congenital anomalies: case definition and guidelines for data collection, analysis and presentation of immunization safety data. Vaccine. 2016;34:6015–6026. doi:10.1016/j.vaccine.2016.03.047.
   PubMed Web of Science ®Google Scholar
• Rouse CE, Eckert LO, Babarinsa I, Fay E, Gupta M, Harrison MS, Kawai AT, Kharbanda EO, Kucuko M, Meller L, et al. Spontaneous abortion and ectopic pregnancy: case definition & guidelines for data collection, analysis, and presentation of maternal immunization safety data. Vaccine. 2017;35:6563–6574. doi:10.1016/j.vaccine.2017.01.047.
   PubMed Web of Science ®Google Scholar
• Cutland CL, Lackritz EM, Mallett-Moore T, Bardaji A, Chandrasekaran R, Lahariya C, Nisar MI, Tapia MD, Pathirana J, Kochlar S, et al. Low birth weight: case definition & guidelines for data collection, analysis and presentation of maternal immunization safety data. Vaccine. 2017;35:6492–6500. doi:10.1016/j.vaccine.2017.01.049.
   PubMed Web of Science ®Google Scholar
• Schlaudecker EP, Munoz FM, Bardaji A, Boghossian NS, Khalil A, Mousa H, Nesin M, Nisar MI, Pool V, Spiegel HML, et al. Small for gestational age: case definition & guidelines for data collection, analysis, and presentation of maternal immunisation safety data. Vaccine. 2017;35:6518–6528. doi:10.1016/j.vaccine.2017.01.040.
   PubMed Web of Science ®Google Scholar
• Deeks JJ, Dinnes J, D’Amico R, Sowden AJ, Sakarovitch C, Song F, Petticrew M, Altman OG. International stroke trial collaborative group; European carotid surgery trial collaborative group. Evaluating non-randomised intervention studies. Health Technol Assess. 2003;7:27.
   Google Scholar
• Schünemann H, Brożek J, Guyatt G, Oxman A, editors. GRADE handbook for grading quality of evidence and strength of recommendations. Updated. The GRADE Working Group, 2013; Oct 2013.
   Google Scholar
• Cantu J, Biggio J, Jauk V, Wetta L, Andrews W, Tita A. Selective uptake of influenza vaccine and pregnancy outcomes. J Maternal-Fetal Med. 2013;26(12):1207–1211. doi:10.3109/14767058.2013.775419.
   Google Scholar
• Adedinsewo DA, Noory L, Bednarczyk RA, Steinhoff MC, Davis R, Ogbuanu C, Omer SB. Impact of maternal characteristics on the effect of maternal influenza vaccination on fetal outcomes. Vaccine. 2013;31(49):5827–5833. doi:10.1016/j.vaccine.2013.09.071.
   PubMed Web of Science ®Google Scholar
• Ahrens KA, Louik C, Kerr S, Mitchell AA, Werler MM. Seasonal influenza vaccination during pregnancy and the risks of preterm delivery and small for gestational age birth. Paediatr Perinat Epidemiol. 2014;28(6):498–509. doi:10.1111/ppe.2014.28.issue-6.
   PubMed Web of Science ®Google Scholar
• Baum U, Leino T, Gissler M, Kilpi T, Jokinen J. Perinatal survival and health after maternal influenza A(H1N1)pdm09 vaccination: A cohort study of pregnancies stratified by trimester of vaccination. Vaccine. 2015;33(38):4850–4857. doi:10.1016/j.vaccine.2015.07.061.
   PubMed Web of Science ®Google Scholar
• Beau AB, Hurault-Delarue C, Vidal S, Guitard C, Vayssiere C, Petiot D, Montastruc JL, Damase-Michel C, Lacroix I. Pandemic A/H1N1 influenza vaccination during pregnancy: A comparative study using the EFEMERIS database. Vaccine. 2014;32(11):1254–1258. doi:10.1016/j.vaccine.2014.01.021.
   PubMed Web of Science ®Google Scholar
• Chambers CD, Johnson DL, Xu R, Luo YJ, Louik C, Mitchell AA, Schatz M, Jones KL. Safety of the 2010-11, 2011-12, 2012-13, and 2013-14 seasonal influenza vaccines in pregnancy: birth defects, spontaneous abortion, preterm delivery, and small for gestational age infants, a study from the cohort arm of VAMPSS. Vaccine. 2016;34(37):4443–4449. doi:10.1016/j.vaccine.2016.06.054.
   PubMed Web of Science ®Google Scholar
• Chambers CD, Johnson D, Xu R, Luo Y, Louik C, Mitchell AA, Schatz M, Jones KL. Risks and safety of pandemic H1N1 influenza vaccine in pregnancy: birth defects, spontaneous abortion, preterm delivery, and small for gestational age infants. Vaccine. 2013;31(44):5026–5032. doi:10.1016/j.vaccine.2013.08.097.
   PubMed Web of Science ®Google Scholar
• Cleary BJ, Rice U, Eogan M, Metwally N, McAuliffe F. A/H1N1 influenza vaccination in pregnancy: uptake and pregnancy outcomes - A historical cohort study. Eur J Obstetrics Gynecol Reprod Biol. 2009;2014(178):163–168.
   Google Scholar
• Deinard AS, Ogburn JP. A/NJ/8/76 Influenza vaccination program: effects on maternal health and pregnancy outcome. Am J Obstet Gynecol. 1981;140(3):240–245. doi:10.1016/0002-9378(81)90267-2.
   PubMed Web of Science ®Google Scholar
• Dodds L, MacDonald N, Scott J, Spencer A, Allen VM, McNeil S. The association between influenza vaccine in pregnancy and adverse neonatal outcomes. J Obstetrics Gynaecol Can. 2012;34(8):714–720. doi:10.1016/S1701-2163(16)35336-1.
   PubMedGoogle Scholar
• Fabiani M, Bella A, Rota MC, Clagnan E, Gallo T, D’Amato M, Pezzotti P, Ferrara L, Demicheli V, Martinelli D, et al. A/H1N1 pandemic influenza vaccination: A retrospective evaluation of adverse maternal, fetal and neonatal outcomes in a cohort of pregnant women in Italy. Vaccine. 2015;33(19):2240–2247. doi:10.1016/j.vaccine.2015.03.041.
   PubMed Web of Science ®Google Scholar
• Fell DB, Sprague AE, Liu N, Yasseen Iii AS, Wen SW, Smith G, Walker MC. H1N1 influenza vaccination during pregnancy and fetal and neonatal outcomes. Am J Public Health. 2012;102(6):E33–E40. doi:10.2105/AJPH.2011.300606.
   PubMedGoogle Scholar
• Håberg SE, Trogstad L, Gunnes N, Wilcox AJ, Gjessing HK, Samuelsen SO, Skrondal A, Cappelen I, Engeland A, Aavitsland P, et al. Risk of fetal death after pandemic influenza virus infection or vaccination. New England J Med. 2013;368(4):333–340. doi:10.1056/NEJMoa1207210.
   PubMed Web of Science ®Google Scholar
• Heikkinen T, Young J, Van Beek E, Franke H, Verstraeten T, Weil JG, Della Cioppa G. Safety of MF59-adjuvanted A/H1N1 influenza vaccine in pregnancy: A comparative cohort study. Am J Obstet Gynecol. 2012;207(3):177.e1-.e8. doi:10.1016/j.ajog.2012.07.007.
   PubMed Web of Science ®Google Scholar
• Kallen B, Olausson PO. Vaccination against H1N1 influenza with Pandemrix during pregnancy and delivery outcome: A Swedish register study. BJOG: Int J Obstetrics Gynaecol. 2012;119(13):1583–1590. doi:10.1111/j.1471-0528.2012.03470.x.
   PubMed Web of Science ®Google Scholar
• Launay O, Krivine A, Charlier C, Truster V, Tsatsaris V, Lepercq J, Ville Y, Avenell C, Andrieu T, Rozenberg F, et al. Low rate of pandemic A/H1N1 2009 influenza infection and lack of severe complication of vaccination in pregnant women: a prospective cohort study. PloS one [Internet]. 2012;7(12):e52303. http://onlinelibrary.wiley.com/o/cochrane/clcentral/articles/273/CN-00864273/frame.html.
   PubMed Web of Science ®Google Scholar
• Legge A, Dodds L, MacDonald NE, Scott J, McNeil S. Rates and determinants of seasonal influenza vaccination in pregnancy and association with neonatal outcomes. Cmaj. 2014;186(4):E157–E64. doi:10.1503/cmaj.130499.
   PubMed Web of Science ®Google Scholar
• Lin TH, Lin SY, Lin CH, Lin RI, Lin HC, Chiu TH, Cheng P-J, Lee C-N. AdimFlu-S() influenza A (H1N1) vaccine during pregnancy: the Taiwanese Pharmacovigilance Survey. Vaccine. 2012;30(16):2671–2675. doi:10.1016/j.vaccine.2012.02.008.
   PubMed Web of Science ®Google Scholar
• Louik C, Ahrens K, Kerr S, Pyo J, Chambers C, Jones KL, Schatz M, Mitchell AA. Risks and safety of pandemic H1N1 influenza vaccine in pregnancy: exposure prevalence, preterm delivery, and specific birth defects. Vaccine. 2013;31(44):5033–5040. doi:10.1016/j.vaccine.2013.08.096.
   PubMed Web of Science ®Google Scholar
• Louik C, Kerr S, Van Bennekom CM, Chambers C, Jones KL, Schatz M, Mitchell AA. Safety of the 2011-12, 2012-13, and 2013-14 seasonal influenza vaccines in pregnancy: preterm delivery and specific malformations, a study from the case-control arm of VAMPSS. Vaccine. 2016;34(37):4450–4459. doi:10.1016/j.vaccine.2016.06.078.
   PubMed Web of Science ®Google Scholar
• Ludvigsson JF, Strom P, Lundholm C, Cnattingius S, Ekbom A, Ortqvist A, Feltelius N, Granath F, Stephansson O. Risk for congenital malformation with H1N1 influenza vaccine: A cohort study with sibling analysis. Ann Intern Med. 2016;165(12):848–855. doi:10.7326/M16-0139.
   PubMed Web of Science ®Google Scholar
• Ludvigsson JF, Strom P, Lundholm C, Cnattingius S, Ekbom A, Ortqvist A, Feltelius N, Granath F, Stephansson O. Maternal vaccination against H1N1 influenza and offspring mortality: population based cohort study and sibling design. BMJ. 2015;351:h5585. doi:10.1136/bmj.h5585.
   PubMed Web of Science ®Google Scholar
• Ludvigsson JF, Zugna D, Cnattingius S, Richiardi L, Ekbom A, Ortqvist A, Persson I, Stephansson O. Influenza H1N1 vaccination and adverse pregnancy outcome. Eur J Epidemiol. 2013;28(7):579–588. doi:10.1007/s10654-013-9813-z.
   PubMed Web of Science ®Google Scholar
• Madhi SA, Cutland CL, Kuwanda L, Weinberg A, Hugo A, Jones S, Adrian PV, van Niekerk N, Treurnicht F, Ortiz JR, et al. Influenza vaccination of pregnant women and protection of their infants. N Engl J Med [Internet]. 2014;371(10):918–931. http://onlinelibrary.wiley.com/o/cochrane/clcentral/articles/134/CN-01000134/frame.html.
   PubMed Web of Science ®Google Scholar
• Ma F, Zhang L, Jiang R, Zhang J, Wang H, Gao X, Li X, Liu Y, Hodinka RL. Prospective cohort study of the safety of an influenza A(H1N1) vaccine in pregnant Chinese women. Clin Vaccine Immunol [Internet]. 2014;21(9):1282–1287. http://onlinelibrary.wiley.com/o/cochrane/clcentral/articles/821/CN-01001821/frame.html.
   PubMed Web of Science ®Google Scholar
• McHugh L, Andrews RM, Lambert SB, Viney KA, Wood N, Perrett KP, Marshall HS, Richmond P, O’Grady K-AF. Birth outcomes for Australian mother-infant pairs who received an influenza vaccine during pregnancy, 2012-2014: the FluMum study. Vaccine. 2017;35(10):1403–1409. doi:10.1016/j.vaccine.2017.01.075.
   PubMed Web of Science ®Google Scholar
• Munoz FM, Greisinger AJ, Wehmanen OA, Mouzoon ME, Hoyle JC, Smith FA, Glezen WP. Safety of influenza vaccination during pregnancy. Am J Obstet Gynecol. 2005;192(4):1098–1106. doi:10.1016/j.ajog.2004.12.019.
   PubMed Web of Science ®Google Scholar
• Nordin JD, Kharbanda EO, Vazquez Benitez G, Lipkind H, Vellozzi C, Destefano F, Vaccine Safety Datalink. Maternal influenza vaccine and risks for preterm or small for gestational age birth. J Pediatrics. 2014;164(5):1051–7.e2. doi:10.1016/j.jpeds.2014.01.037.
   PubMed Web of Science ®Google Scholar
• Olsen SJ, Mirza SA, Vonglokham P, Khanthamaly V, Chitry B, Pholsena V, Chitranonh V, Omer SB, Moen A, Bresee JS, et al. The effect of influenza vaccination on birth outcomes in a cohort of pregnant women in Lao PDR, 2014-2015. Clin Infect Dis. 2016;63(4):487–494. doi:10.1093/cid/ciw290.
   PubMed Web of Science ®Google Scholar
• Omer SB, Goodman D, Steinhoff MC, Rochat R, Klugman KP, Stoll BJ, Ramakrishnan U, Cooper BS. Maternal influenza immunization and reduced likelihood of prematurity and small for gestational age births: A retrospective cohort study. PLoS Med. 2011;8(5):(no pagination)(e1000441). doi:10.1371/journal.pmed.1000441.
   PubMed Web of Science ®Google Scholar
• Oppermann M, Fritzsche J, Weber-Schoendorfer C, Keller-Stanislawski B, Allignol A, Meister R, Schaefer C. A(H1N1)v2009: A controlled observational prospective cohort study on vaccine safety in pregnancy. Vaccine. 2012;30(30):4445–4452. doi:10.1016/j.vaccine.2012.04.081.
   PubMed Web of Science ®Google Scholar
• Pasternak B, Svanström H, Mølgaard-Nielsen D, Krause TG, Emborg HD, Melbye M, Hviid A. Vaccination against pandemic A/H1N1 2009 influenza in pregnancy and risk of fetal death: cohort study in Denmark. BMJ (Online). 2012;344:7857.
   Google Scholar
• Pasternak B, Svanstrom̈ H, Mølgaard-Nielsen D, Krause TG, Emborg HD, Melbye M, Hviid A. Risk of adverse fetal outcomes following administration of a pandemic influenza A(H1N1) vaccine during pregnancy. JAMA J Am Med Assoc. 2012;308(2):165–174. doi:10.1001/jama.2012.6131.
   PubMed Web of Science ®Google Scholar
• Regan AK, Moore HC, De Klerk N, Omer SB, Shellam G, Mak DB, Effler PV. Seasonal trivalent influenza vaccination during pregnancy and the incidence of stillbirth: population-based retrospective cohort study. Clin Infect Dis. 2016;62(10):1221–1227. doi:10.1093/cid/ciw082.
   PubMed Web of Science ®Google Scholar
• Richards JL, Hansen C, Bredfeldt C, Bednarczyk RA, Steinhoff MC, Adjaye-Gbewonyo D, Ault K, Gallagher M, Orenstein W, Davis RL, et al. Neonatal outcomes after antenatal influenza immunization during the 2009 H1N1 influenza pandemic: impact on preterm birth, birth weight, and small for gestational age birth. Clin Infect Dis. 2013;56(9):1216–1222. doi:10.1093/cid/cit045.
   PubMed Web of Science ®Google Scholar
• Rubinstein F, Micone P, Bonotti A, Wainer V, Schwarcz A, Augustovski F, Pichon Riviere A, Karolinski A. Influenza A/H1N1 MF59 adjuvanted vaccine in pregnant women and adverse perinatal outcomes: multicentre study. BMJ (Online) [Internet]. 2013;346(7896). http://onlinelibrary.wiley.com/o/cochrane/clcentral/articles/224/CN-00917224/frame.html.
   Google Scholar
• Sammon CJ, Snowball J, McGrogan A, de Vries CS. Evaluating the hazard of foetal death following H1N1 influenza vaccination; A population based cohort study in the UK GPRD. PLoS ONE. 2012;7(12):(no pagination)(e51734). doi:10.1371/journal.pone.0051734.
   PubMed Web of Science ®Google Scholar
• Sheffield JS, Greer LG, Rogers VL, Roberts SW, Lytle H, McIntire DD, Wendel GD. Effect of influenza vaccination in the first trimester of pregnancy. Obstetrics Gynecol. 2012;120(3):532–537. doi:10.1097/AOG.0b013e318263a278.
   PubMed Web of Science ®Google Scholar
• Trotta F, Da Cas R, Spila Alegiani S, Gramegna M, Venegoni M, Zocchetti C, Traversa G. Evaluation of safety of A/H1N1 pandemic vaccination during pregnancy: cohort study. BMJ. 2014;348:g3361. doi:10.1136/bmj.g3361.
   PubMed Web of Science ®Google Scholar
• Van Der Maas N, Dijs-Elsinga J, Kemmeren J, Van Lier A, Knol M, De Melker H. Safety of vaccination against influenza A (H1N1) during pregnancy in the Netherlands: results on pregnancy outcomes and infant’s health: cross-sectional linkage study. BJOG: Int J Obstetrics Gynaecol. 2016;123(5):709–717. doi:10.1111/1471-0528.13329.
   PubMed Web of Science ®Google Scholar
• Donahue JG, Kieke BA, King JP, DeStefano F, Mascola MA, Irving SA, Cheetham TC, Glanz JM, Jackson LA, Klein MP, et al. Association of spontaneous abortion with receipt of inactivated influenza vaccine containing H1N1pdm09 in 2010-11 and 2011-12. Vaccine. 2017;35:5314–5322. doi:10.1016/j.vaccine.2017.06.069.
   PubMed Web of Science ®Google Scholar
• Moro P, Baumblatt J, Lewis P, Cragan J, Tepper N, Cano M. Surveillance of adverse events after seasonal influenza vaccination in pregnant women and their infants in the vaccine adverse event reporting system, July 2010-May 2016. Drug Saf. 2017;40:145–152. doi:10.1007/s40264-016-0482-1.
   PubMed Web of Science ®Google Scholar
• Fell DB, Azziz-Baumgartner E, Baker MG, Batra M, Beaute J, Beutels P, Bhat N, Bhutta ZA, Cohen C, De Mucio B, et al. Influenza epidemiology and immunisation during pregnancy: final report of a World Health Organization working group. Vaccine. 2017;35:5738–5750. doi:10.1016/j.vaccine.2017.08.037.
   PubMed Web of Science ®Google Scholar
• Australian Institute of Health and Welfare. Australia’s mothers and babies 2016-in brief. Perinatal statistics series no. 34. Cat. No. PER 97. Canberra, Australia: AIHW; 2018.
   Google Scholar
• Uchide N, Ohyama K, Bessho T, Takeichi M, Toyoda H. Possible roles of proinflammatory and chemoattractive cytokines produced by human fetal membrane cells in the pathology of adverse pregnancy outcomes associated with influenza virus infection. Mediators Inflamm. 2012;270670.
   PubMed Web of Science ®Google Scholar
• Martin A, Cox S, Jamieson DJ, Whiteman MK, Kulkarni A, Tepper NK. Respiratory illness hospitalisations among pregnant women during influenza season, 1998-2008. Matern Child Health J. 2013 Sep;17(7):1325–1331. doi:10.1007/s10995-012-1135-3.
   PubMed Web of Science ®Google Scholar
• Zerbo O, Modaressi S, Chan B, Goddard K, Lewis N, Bok K, Fireman B, Klein NP, Baxter R. No Association between influenza vaccination during pregnancy and adverse pregnancy outcomes. Vaccine. 2017 May 31;35(24):3186–3190. doi:10.1016/j.vaccine.2017.04.074.
   PubMed Web of Science ®Google Scholar